[Bug tree-optimization/79390] [7 Regression] 10% performance drop in SciMark2 LU after r242550

[rguenther at suse dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79390

--- Comment #21 from rguenther at suse dot de <rguenther at suse dot de> ---
On April 7, 2017 6:57:13 PM GMT+02:00, "jakub at gcc dot gnu.org"
<gcc-bugzilla@gcc.gnu.org> wrote:
>https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79390
>
>--- Comment #20 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
>So, Richard, any thoughts on what can be done split paths to avoid
>this?

Invent some new heuristic that avoids splitting this case...